• It introduces the method of determining copper content in steel chips.

    介绍了钢屑中铜的测定方法。

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  • The research results show that too high copper content in the soil will do damage to Milk Vetch.

    研究结果表明:土壤含铜量过高,对紫云英造成危害;

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  • The effects of copper content on the electrochemical corrosion behavior of the alloy were studied.

    铜含量的升高会降低其在还原性酸中的耐蚀性;

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  • Objective: To study the relationship between hair copper content and nutritional status of adolescent females.

    目的:研究青春期女性发铜与营养状况关系。

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  • It will have effect on the growth and yield of crops when the copper content in soil is over a critical concentration.

    当土壤中铜含量超过一定浓度时,将对作物生长发育及产量产生影响。

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  • Ammoniac Corrosion of condenser copper tubes is the major cause of condenser leakage and copper content in boiler feed water.

    凝汽器铜管的氨腐蚀,是造成凝汽器泄漏和给水含铜的重要原因。

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  • The effects of copper content on the physical and mechanical properties of powder metallurgy airplane brake materials were studied.

    研究了大范围铜含量对粉末冶金航空刹车材料物理力学性能的影响。

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  • The research results indicate that the hot-working character of steel has intimately relationship with the copper content in steel.

    研究结果表明:钢的热加工性能与钢中铜含量有着密切联系。

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  • They found no noted differences between conventional and organic crops with regard to vitamin c, magnesium, calcium, potassium, zinc and copper content.

    他们发现在传统作物与有机作物中,维生素c,镁,钙,钾,锌和铜的含量没有明显差异。

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  • In this paper, the effect of copper content on the weld metal toughness in SAW of HSLA steels was studied by changing the copper content in welding wire.

    采用埋弧焊方法,通过改变焊丝铜含量来改变焊缝金属中的铜含量,研究铜对高强度低合金钢焊缝金属韧性的影响。

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  • Methods The copper content was determined by atomic absorption spectrophotometry (AAS) and inductively coupled plasma atomic emission spectrometry (ICP-AES).

    方法采用原子吸收分光光度法(AAS),电感耦合等离子体原子发射光谱法(ICP - AES)分别测定铜含量。

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  • A new sampling apparatus has been developed which can be operated in both the pulse introduction and the conventional introduction and used to determine copper content in soil.

    研制了一种新的进样装置,该装置既可常规进样又可以脉冲进样,可用于土壤中铜元素的测定。

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  • A novel technology of soda-lead concentrates reverberatory furnace smelting is put forward according to the characteristics of copper dross with low sulfur and high copper content.

    针对某冶炼厂生产浮渣含硫低、含铜高的特点,提出了苏打—铅精矿反射炉熔炼新工艺。

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  • The results showed that the steel cord with high copper content possessed better initial adhesion property to rubber, but the adhesion property after aging decreased significantly;

    结果表明,高铜镀层钢丝帘线与橡胶的初始粘合性能较好,但其老化后粘合性能下降明显;

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  • Experiment indicates that after adding ammonia the tungsten's disturbance can be eliminated so the copper content can be determined by iodine method in the mixed tungsten copper powder.

    实验表明,加氨水可以消除钨的干扰,从而确定了碘量法快速测定钨铜混合料中铜的分析方法。

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  • The reason of high copper content in electric furnance slag during smelting in Ausmelt furnace is analysed, the corresponding countermeasures for reducing copper content are put forward.

    分析了奥斯麦特炉熔炼过程中电炉渣含铜高的原因,提出相应对策来降低渣中含铜量。

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  • The reason of high copper content in electric furnance slag during smelting in Ausmelt furnace is analysed, the corresponding countermeasures for reducing copper content are put forward.

    分析了奥斯麦特炉熔炼过程中电炉渣含铜高的原因,提出相应对策来降低渣中含铜量。

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